Home / 42,372,051.60-63,558,077.40-11,666,571.60

Finding the Fourth Proportional to 42,372,051.60, 63,558,077.40 and 11,666,571.60

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Solution

The fourth proportional to 42,372,051.60, 63,558,077.40 and 11,666,571.60 is: 17,499,857.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,372,051.60 : 63,558,077.40 = 11,666,571.60 : x
  2. Step 2: Convert to fraction form
    42,372,051.60/63,558,077.40 = 11,666,571.60/x
  3. Step 3: Cross multiply
    42,372,051.60x = 63,558,077.40 × 11,666,571.60
  4. Step 4: Simplify right side
    42,372,051.60x = 741,504,860,745,441.75
  5. Step 5: Solve for x
    x = 741,504,860,745,441.75/42,372,051.60
  6. Step 6: Final answer
    x = 17,499,857.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.